requandrummond2106 requandrummond2106 24-03-2021 Mathematics contestada PLEASE HELP3n2 – (15n – 10) + 7n2? A 10n2 – 6n + 4 B 10n2 10n? – 10 – 10 C4n2 – 2n – 4 D 4n2 – 17 1 in n – 10